Table 3 Radiological outcome
Intralesional resection + bone cement (n = 25) | Intralesional resection + bone cement + proximal humerus plate (n = 17) | Statistical test with p value | |
|---|---|---|---|
Initial tumor size | |||
Mean (± SD) | Student T test | ||
All | 4.2 (± 1.5) cm | 6.6 (± 3.0) cm | p = 0.005 |
Enchondroma | 4.2 (± 1.7) cm | 7.6 (± 3.0) cm | p = 0.003 |
ACT | 3.7 (± 1.2) cm | 5.3 (± 1.1) cm | p = 0.24 |
Enchondroma or ACT | 4.3 (± 0.6) cm | 4.5 (± 2.9) cm | p = 0.26 |
Cavity size after curettage | |||
Mean (± SD) | Student T test | ||
All | 5.7 (± 2.1) cm | 9.6 (± 3.2) cm | p = 0.0001 |
Enchondroma | 5.7 (± 2.2) cm | 10.2 (± 2.5) cm | p < 0.0001 |
ACT | 4.7 (± 1.1) cm | 5.6 (± 0.4) cm | p = 0.44 |
Enchondroma or ACT | 6.9 (± 0.3) cm | 9.0 (± 4.6) cm | p = 0.65 |
Scalloping + soft-tissue extension score | |||
Mean (± SD) rating scale 0–4 | Mann-Whitney U test | ||
All | 1.9 (± 0.9) | 2.0 (± 1.0) | p = 0.71 |
Enchondroma | 1.8 (± 1.0) | 1.8 (± 0.9) | p = 0.81 |
ACT | 2.3 (± 0.6) | 3.0 (± 1.4) | p = 0.52 |
Enchondroma or ACT | 2.0 (± 1.0) | 2.0 (± 1.0) | p = 1.0 |